Manitowoc Grove RT770E - Page 61

Grove Published 04-04-2017, Control # 446-09 2-43
RT770E OPERATOR MANUAL SAFETY INFORMATION
2
Overload less than 25%
1 Sheaves Inspect all for damage.
2
Luffing
Mechanism/
Cylinder
Inspect for damage/leaks.
3
Collar-wear
pads
Inspect all for damage.
Overload from 25% to 49%
1 Sheaves Inspect all for damage.
2
Luffing
Mechanism/
Cylinder
Inspect for damage/leaks.
3
Collar-wear
pads
Inspect all for damage.
4 Collar-welds Inspect all for cracks.
5
Telescopic
Sections
Inspect for bent or twisted sections. Check the boom
for straightness.
6
Lift Cylinder
Head Area
Inspect for bends or cracked welds.
7
Turret-Base
Section
Inspect for cracked welds.
8
Locking Area
(Pin Booms)
Inspect for elongated holes.
9 Welds Inspect for cracks.
10 Paint
Inspect for cracked paint which could indicate twisted,
stretched, or compressed members.